Month	Persons
1968-01-01	260000
1968-02-01	260000
1968-03-01	240000
1968-04-01	190000
1968-05-01	160000
1968-06-01	170000
1968-07-01	200000
1968-08-01	170000
1968-09-01	190000
1968-10-01	170000
1968-11-01	170000
1968-12-01	170000
1969-01-01	210000
1969-02-01	240000
1969-03-01	200000
1969-04-01	160000
1969-05-01	180000
1969-06-01	190000
1969-07-01	190000
1969-08-01	200000
1969-09-01	150000
1969-10-01	130000
1969-11-01	140000
1969-12-01	140000
1970-01-01	210000
1970-02-01	230000
1970-03-01	210000
1970-04-01	200000
1970-05-01	160000
1970-06-01	160000
1970-07-01	190000
1970-08-01	190000
1970-09-01	160000
1970-10-01	180000
1970-11-01	180000
1970-12-01	160000
1971-01-01	260000
1971-02-01	250000
1971-03-01	210000
1971-04-01	170000
1971-05-01	150000
1971-06-01	160000
1971-07-01	160000
1971-08-01	160000
1971-09-01	140000
1971-10-01	180000
1971-11-01	180000
1971-12-01	210000
1972-01-01	320000
1972-02-01	300000
1972-03-01	230000
1972-04-01	190000
1972-05-01	220000
1972-06-01	220000
1972-07-01	220000
1972-08-01	210000
1972-09-01	210000
1972-10-01	200000
1972-11-01	210000
1972-12-01	250000
1973-01-01	270000
1973-02-01	250000
1973-03-01	260000
1973-04-01	240000
1973-05-01	240000
1973-06-01	220000
1973-07-01	210000
1973-08-01	180000
1973-09-01	210000
1973-10-01	170000
1973-11-01	220000
1973-12-01	230000
1974-01-01	270000
1974-02-01	310000
1974-03-01	290000
1974-04-01	230000
1974-05-01	210000
1974-06-01	190000
1974-07-01	210000
1974-08-01	260000
1974-09-01	250000
1974-10-01	250000
1974-11-01	230000
1974-12-01	310000
1975-01-01	390000
1975-02-01	450000
1975-03-01	410000
1975-04-01	350000
1975-05-01	290000
1975-06-01	290000
1975-07-01	330000
1975-08-01	380000
1975-09-01	370000
1975-10-01	390000
1975-11-01	380000
1975-12-01	430000
1976-01-01	560000
1976-02-01	510000
1976-03-01	490000
1976-04-01	410000
1976-05-01	390000
1976-06-01	400000
1976-07-01	360000
1976-08-01	380000
1976-09-01	370000
1976-10-01	420000
1976-11-01	400000
1976-12-01	360000
1977-01-01	450000
1977-02-01	470000
1977-03-01	460000
1977-04-01	380000
1977-05-01	380000
1977-06-01	380000
1977-07-01	360000
1977-08-01	370000
1977-09-01	380000
1977-10-01	350000
1977-11-01	360000
1977-12-01	420000
1978-01-01	490000
1978-02-01	540000
1978-03-01	500000
1978-04-01	430000
1978-05-01	430000
1978-06-01	430000
1978-07-01	430000
1978-08-01	470000
1978-09-01	460000
1978-10-01	470000
1978-11-01	460000
1978-12-01	460000
1979-01-01	470000
1979-02-01	470000
1979-03-01	460000
1979-04-01	420000
1979-05-01	360000
1979-06-01	360000
1979-07-01	380000
1979-08-01	410000
1979-09-01	380000
1979-10-01	370000
1979-11-01	390000
1979-12-01	400000
1980-01-01	410000
1980-02-01	390000
1980-03-01	370000
1980-04-01	350000
1980-05-01	370000
1980-06-01	350000
1980-07-01	380000
1980-08-01	370000
1980-09-01	350000
1980-10-01	410000
1980-11-01	440000
1980-12-01	410000
1981-01-01	430000
1981-02-01	430000
1981-03-01	430000
1981-04-01	470000
1981-05-01	460000
1981-06-01	410000
1981-07-01	410000
1981-08-01	390000
1981-09-01	400000
1981-10-01	440000
1981-11-01	420000
1981-12-01	470000
1982-01-01	510000
1982-02-01	470000
1982-03-01	480000
1982-04-01	450000
1982-05-01	400000
1982-06-01	450000
1982-07-01	440000
1982-08-01	420000
1982-09-01	450000
1982-10-01	460000
1982-11-01	430000
1982-12-01	480000
1983-01-01	570000
1983-02-01	600000
1983-03-01	580000
1983-04-01	540000
1983-05-01	490000
1983-06-01	490000
1983-07-01	450000
1983-08-01	500000
1983-09-01	520000
1983-10-01	480000
1983-11-01	480000
1983-12-01	480000
1984-01-01	510000
1984-02-01	540000
1984-03-01	530000
1984-04-01	500000
1984-05-01	500000
1984-06-01	490000
1984-07-01	470000
1984-08-01	470000
1984-09-01	480000
1984-10-01	500000
1984-11-01	460000
1984-12-01	470000
1985-01-01	500000
1985-02-01	530000
1985-03-01	540000
1985-04-01	470000
1985-05-01	450000
1985-06-01	460000
1985-07-01	430000
1985-08-01	420000
1985-09-01	470000
1985-10-01	480000
1985-11-01	490000
1985-12-01	500000
1986-01-01	530000
1986-02-01	500000
1986-03-01	540000
1986-04-01	530000
1986-05-01	490000
1986-06-01	490000
1986-07-01	500000
1986-08-01	470000
1986-09-01	470000
1986-10-01	460000
1986-11-01	490000
1986-12-01	510000
1987-01-01	560000
1987-02-01	550000
1987-03-01	540000
1987-04-01	560000
1987-05-01	590000
1987-06-01	550000
1987-07-01	480000
1987-08-01	480000
1987-09-01	480000
1987-10-01	480000
1987-11-01	490000
1987-12-01	480000
1988-01-01	510000
1988-02-01	550000
1988-03-01	530000
1988-04-01	450000
1988-05-01	430000
1988-06-01	410000
1988-07-01	440000
1988-08-01	410000
1988-09-01	400000
1988-10-01	400000
1988-11-01	370000
1988-12-01	340000
1989-01-01	400000
1989-02-01	400000
1989-03-01	400000
1989-04-01	430000
1989-05-01	420000
1989-06-01	380000
1989-07-01	360000
1989-08-01	380000
1989-09-01	400000
1989-10-01	380000
1989-11-01	360000
1989-12-01	340000
1990-01-01	390000
1990-02-01	370000
1990-03-01	380000
1990-04-01	380000
1990-05-01	360000
1990-06-01	350000
1990-07-01	330000
1990-08-01	330000
1990-09-01	370000
1990-10-01	370000
1990-11-01	320000
1990-12-01	340000
1991-01-01	370000
1991-02-01	360000
1991-03-01	390000
1991-04-01	380000
1991-05-01	360000
1991-06-01	310000
1991-07-01	330000
1991-08-01	340000
1991-09-01	350000
1991-10-01	340000
1991-11-01	320000
1991-12-01	340000
1992-01-01	400000
1992-02-01	390000
1992-03-01	330000
1992-04-01	340000
1992-05-01	380000
1992-06-01	380000
1992-07-01	350000
1992-08-01	380000
1992-09-01	360000
1992-10-01	430000
1992-11-01	390000
1992-12-01	370000
1993-01-01	420000
1993-02-01	450000
1993-03-01	410000
1993-04-01	410000
1993-05-01	430000
1993-06-01	420000
1993-07-01	420000
1993-08-01	450000
1993-09-01	450000
1993-10-01	490000
1993-11-01	460000
1993-12-01	490000
1994-01-01	530000
1994-02-01	540000
1994-03-01	550000
1994-04-01	510000
1994-05-01	520000
1994-06-01	500000
1994-07-01	500000
1994-08-01	550000
1994-09-01	550000
1994-10-01	560000
1994-11-01	490000
1994-12-01	520000
1995-01-01	560000
1995-02-01	580000
1995-03-01	600000
1995-04-01	570000
1995-05-01	590000
1995-06-01	560000
1995-07-01	570000
1995-08-01	610000
1995-09-01	600000
1995-10-01	590000
1995-11-01	640000
1995-12-01	660000
1996-01-01	650000
1996-02-01	610000
1996-03-01	630000
1996-04-01	620000
1996-05-01	700000
1996-06-01	650000
1996-07-01	610000
1996-08-01	640000
1996-09-01	630000
1996-10-01	660000
1996-11-01	650000
1996-12-01	620000
1997-01-01	610000
1997-02-01	660000
1997-03-01	650000
1997-04-01	620000
1997-05-01	660000
1997-06-01	640000
1997-07-01	660000
1997-08-01	700000
1997-09-01	720000
1997-10-01	690000
1997-11-01	670000
1997-12-01	640000
1998-01-01	700000
1998-02-01	700000
1998-03-01	750000
1998-04-01	780000
1998-05-01	880000
1998-06-01	820000
1998-07-01	770000
1998-08-01	870000
1998-09-01	910000
1998-10-01	880000
1998-11-01	890000
1998-12-01	890000
1999-01-01	940000
1999-02-01	930000
1999-03-01	1000000
1999-04-01	1030000
1999-05-01	1050000
1999-06-01	1030000
1999-07-01	950000
1999-08-01	950000
1999-09-01	910000
1999-10-01	940000
1999-11-01	920000
1999-12-01	970000
2000-01-01	1030000
2000-02-01	1060000
2000-03-01	1090000
2000-04-01	1040000
2000-05-01	980000
2000-06-01	980000
2000-07-01	990000
2000-08-01	970000
2000-09-01	1020000
2000-10-01	1000000
2000-11-01	990000
2000-12-01	1010000
2001-01-01	1010000
2001-02-01	1020000
2001-03-01	1100000
2001-04-01	1120000
2001-05-01	1060000
2001-06-01	1130000
2001-07-01	1120000
2001-08-01	1090000
2001-09-01	1130000
2001-10-01	1210000
2001-11-01	1260000
2001-12-01	1240000
2002-01-01	1170000
2002-02-01	1190000
2002-03-01	1220000
2002-04-01	1200000
2002-05-01	1210000
2002-06-01	1210000
2002-07-01	1220000
2002-08-01	1250000
2002-09-01	1320000
2002-10-01	1310000
2002-11-01	1170000
2002-12-01	1190000
2003-01-01	1170000
2003-02-01	1160000
2003-03-01	1270000
2003-04-01	1250000
2003-05-01	1200000
2003-06-01	1250000
2003-07-01	1150000
2003-08-01	1100000
2003-09-01	1220000
2003-10-01	1180000
2003-11-01	1150000
2003-12-01	1060000
2004-01-01	1140000
2004-02-01	1190000
2004-03-01	1120000
2004-04-01	1100000
2004-05-01	1080000
2004-06-01	1110000
2004-07-01	1160000
2004-08-01	1030000
2004-09-01	1060000
2004-10-01	1090000
2004-11-01	1030000
2004-12-01	1010000
2005-01-01	1050000
2005-02-01	1110000
2005-03-01	1090000
2005-04-01	1030000
2005-05-01	980000
2005-06-01	970000
2005-07-01	990000
2005-08-01	980000
2005-09-01	940000
2005-10-01	1000000
2005-11-01	990000
2005-12-01	950000
2006-01-01	1050000
2006-02-01	1030000
2006-03-01	990000
2006-04-01	900000
2006-05-01	910000
2006-06-01	910000
2006-07-01	940000
2006-08-01	940000
2006-09-01	960000
2006-10-01	980000
2006-11-01	990000
2006-12-01	940000
2007-01-01	930000
2007-02-01	910000
2007-03-01	940000
2007-04-01	890000
2007-05-01	830000
2007-06-01	830000
2007-07-01	860000
2007-08-01	820000
2007-09-01	920000
2007-10-01	970000
2007-11-01	870000
2007-12-01	800000
2008-01-01	930000
2008-02-01	990000
2008-03-01	880000
2008-04-01	860000
2008-05-01	900000
2008-06-01	900000
2008-07-01	880000
2008-08-01	910000
2008-09-01	890000
2008-10-01	950000
2008-11-01	910000
2008-12-01	1000000
2009-01-01	1030000
2009-02-01	1110000
2009-03-01	1130000
2009-04-01	1200000
2009-05-01	1250000
2009-06-01	1260000
2009-07-01	1320000
2009-08-01	1260000
2009-09-01	1230000
2009-10-01	1240000
2009-11-01	1180000
2009-12-01	1130000
2010-01-01	1150000
2010-02-01	1210000
2010-03-01	1250000
2010-04-01	1230000
2010-05-01	1180000
2010-06-01	1190000
2010-07-01	1180000
2010-08-01	1180000
2010-09-01	1250000
2010-10-01	1200000
2010-11-01	1170000
2010-12-01	1140000
2011-01-01	1200000
2011-02-01	1130000
2011-03-01	1110000
2011-04-01	1120000
2011-05-01	1090000
2011-06-01	1150000
2011-07-01	1150000
2011-08-01	990000
2011-09-01	1020000
2011-10-01	1070000
2011-11-01	1050000
2011-12-01	1050000
2012-01-01	1020000
2012-02-01	1000000
2012-03-01	1060000
2012-04-01	1080000
2012-05-01	1010000
2012-06-01	1070000
2012-07-01	1080000
2012-08-01	1030000
2012-09-01	1050000
2012-10-01	1000000
2012-11-01	970000
2012-12-01	930000
2013-01-01	1050000
2013-02-01	1110000
2013-03-01	1110000
2013-04-01	1030000
2013-05-01	980000
2013-06-01	930000
2013-07-01	970000
2013-08-01	990000
2013-09-01	950000
2013-10-01	990000
2013-11-01	930000
2013-12-01	870000
2014-01-01	900000
2014-02-01	880000
2014-03-01	860000
2014-04-01	860000
2014-05-01	820000
2014-06-01	830000
2014-07-01	860000
2014-08-01	820000
2014-09-01	860000
2014-10-01	890000
2014-11-01	830000
2014-12-01	760000
2015-01-01	890000
2015-02-01	840000
2015-03-01	850000
2015-04-01	770000
2015-05-01	790000
2015-06-01	810000
2015-07-01	840000
2015-08-01	790000
2015-09-01	840000
2015-10-01	790000
2015-11-01	810000
2015-12-01	820000
2016-01-01	820000
2016-02-01	790000
2016-03-01	750000
2016-04-01	760000
2016-05-01	750000
2016-06-01	730000
2016-07-01	710000
2016-08-01	770000
2016-09-01	730000
2016-10-01	710000
2016-11-01	750000
2016-12-01	780000
2017-01-01	730000
2017-02-01	730000
2017-03-01	680000
2017-04-01	670000
2017-05-01	710000
2017-06-01	620000
2017-07-01	730000
2017-08-01	700000
2017-09-01	660000
2017-10-01	620000
2017-11-01	660000
2017-12-01	650000
2018-01-01	610000
2018-02-01	590000
2018-03-01	630000
2018-04-01	640000
2018-05-01	530000
2018-06-01	580000
2018-07-01	630000
2018-08-01	580000
2018-09-01	550000